fix: update nixl build and keep wheels dir in vllm container (#1544)

Author: nv-anants

container/Dockerfile.vllm

@@ -120,21 +120,12 @@ WORKDIR /workspace
 # Copy nixl source, and use commit hash as cache hint
 COPY --from=nixl_base /opt/nixl /opt/nixl
 COPY --from=nixl_base /opt/nixl/commit.txt /opt/nixl/commit.txt
-RUN if [ "$ARCH" = "arm64" ]; then \
-        cd /opt/nixl && \
-        mkdir build && \
-        meson setup build/ --buildtype=release --prefix=/usr/local/nixl -Dgds_path=/usr/local/cuda/targets/sbsa-linux && \
-        cd build/ && \
-        ninja && \
-        ninja install; \
-    else \
-        cd /opt/nixl && \
-        mkdir build && \
-        meson setup build/ --buildtype=release --prefix=/usr/local/nixl && \
-        cd build/ && \
-        ninja && \
-        ninja install; \
-    fi
+RUN cd /opt/nixl && \
+    mkdir build && \
+    meson setup build/ --buildtype=release --prefix=/usr/local/nixl && \
+    cd build/ && \
+    ninja && \
+    ninja install
 
 ### NATS & ETCD SETUP ###
 # nats
@@ -161,13 +152,7 @@ ENV VIRTUAL_ENV=/opt/dynamo/venv
 ENV PATH="${VIRTUAL_ENV}/bin:${PATH}"
 
 # Install NIXL Python module
-# TODO: Move gds_path selection based on arch into NIXL build
-RUN if [ "$ARCH" = "arm64" ]; then \
-        cd /opt/nixl && uv build . --out-dir /workspace/wheels/nixl \
-        --config-settings=setup-args="-Dgds_path=/usr/local/cuda/targets/sbsa-linux"; \
-    else \
-        cd /opt/nixl && uv build . --out-dir /workspace/wheels/nixl; \
-    fi
+RUN cd /opt/nixl && uv build . --out-dir /workspace/wheels/nixl
 
 # Install the wheel
 # TODO: Move NIXL wheel install to the wheel_builder stage
@@ -535,8 +520,7 @@ COPY --from=base /workspace/wheels/nixl/*.whl wheelhouse/
 COPY --from=wheel_builder /workspace/dist/*.whl wheelhouse/
 RUN uv pip install ai-dynamo[vllm] --find-links wheelhouse && \
     uv pip install nixl --find-links wheelhouse && \
-    ln -sf $VIRTUAL_ENV/bin/* /usr/local/bin/ && \
-    rm -r wheelhouse
+    ln -sf $VIRTUAL_ENV/bin/* /usr/local/bin/
 
 # Tell vllm to use the Dynamo LLM C API for KV Cache Routing
 ENV VLLM_KV_CAPI_PATH="/opt/dynamo/bindings/lib/libdynamo_llm_capi.so"